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Stocks to Compare Sections All Sections Selected Performance Chart Price & Volume MarketRank Analyst Ratings Sales & Book Value Profitability & Earnings Dividends Debt Ownership Miscellaneous Headlines About Compare NYSE:ALCCNYSE:AZRENYSE:HLGNNASDAQ:OPTT On This Page Performance ChartPrice & VolumeMarketRank™Analyst RatingsSales & Book ValueProfitability & EarningsDividendsDebtOwnershipMiscellaneousHeadlinesAbout Comparison Ideas Stock Ideas Comparative Price Performance Over Time1 day7 days30 days90 days365 daysCompare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeALCCAltC Acquisition$62.02-1.2%$38.25$10.27▼$18.80$1.90B-0.06723,393 shs14.65 million shsAZREAzure Power Global$2.00$1.50▼$13.78$81.68M0.57282,362 shs199,700 shsHLGNHeliogen$1.68-1.2%$1.78$0.68▼$3.90$10.30M2.9912,471 shs1,472 shsOPTTOcean Power Technologies$0.52-4.8%$0.49$0.12▼$1.75$89.12M2.6920.42 million shs1.96 million shs7 Stocks to Buy And Hold ForeverEnter your email address and we'll send you MarketBeat's list of seven stocks and why their long-term outlooks are very promising. Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceALCCAltC Acquisition-1.19%-8.83%+56.10%+123.33%+527.10%AZREAzure Power Global0.00%0.00%0.00%0.00%0.00%HLGNHeliogen0.00%-0.87%-35.61%+93.18%-7.10%OPTTOcean Power Technologies0.00%+0.57%+2.66%+2.58%+328.43%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationALCCAltC AcquisitionN/AN/AN/AN/AN/AN/AN/AN/AAZREAzure Power GlobalN/AN/AN/AN/AN/AN/AN/AN/AHLGNHeliogen0.1089 of 5 stars0.04.00.00.00.00.00.0OPTTOcean Power Technologies0.0197 of 5 stars0.02.00.00.00.00.00.0Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceALCCAltC Acquisition 0.00N/AN/AN/AAZREAzure Power Global 0.00N/AN/AN/AHLGNHeliogen 0.00N/AN/AN/AOPTTOcean Power Technologies 0.00N/AN/AN/ACompare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookALCCAltC AcquisitionN/AN/A$1.32 per share47.00($0.27) per shareN/AAZREAzure Power Global$208.30M0.00N/A3.06N/ANaNHLGNHeliogen$3.92M2.63N/AN/A($1.36) per share-1.24OPTTOcean Power Technologies$6.12M14.57N/AN/A$0.32 per share1.62Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateALCCAltC Acquisition$11.87MN/A0.00∞N/AN/A-85.44%2.50%N/AAZREAzure Power Global-$57.30MN/A0.00N/AN/AN/AN/AN/AN/AHLGNHeliogen-$129.60M$6.39N/A∞N/AN/AN/A-147.90%8/4/2025 (Estimated)OPTTOcean Power Technologies-$27.48M-$0.25N/A∞N/A-304.91%-97.03%-72.36%N/ACompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthALCCAltC AcquisitionN/AN/AN/AN/AN/AAZREAzure Power GlobalN/AN/AN/AN/AN/AHLGNHeliogenN/AN/AN/AN/AN/AOPTTOcean Power TechnologiesN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioALCCAltC AcquisitionN/A0.150.59AZREAzure Power GlobalN/AN/AN/AHLGNHeliogenN/A0.460.46OPTTOcean Power TechnologiesN/A2.791.37Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipALCCAltC Acquisition85.03%AZREAzure Power GlobalN/AHLGNHeliogen27.58%OPTTOcean Power Technologies11.93%Insider OwnershipCompanyInsider OwnershipALCCAltC Acquisition21.80%AZREAzure Power Global0.40%HLGNHeliogen3.80%OPTTOcean Power Technologies1.00%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableALCCAltC Acquisition230.60 million23.93 millionNo DataAZREAzure Power Global47148.33 million48.14 millionNot OptionableHLGNHeliogen5,3056.13 million5.82 millionNo DataOPTTOcean Power Technologies50172.05 million144.58 millionOptionableAZRE, OPTT, HLGN, and ALCC HeadlinesRecent News About These CompaniesOcean Power Technologies (NASDAQ:OPTT) Stock Price Crosses Above 200 Day Moving Average - Here's WhyJune 5, 2025 | marketbeat.comOcean Power Technologies names retired Navy captain Jason Weed as senior VP of commercial salesJune 4, 2025 | proactiveinvestors.comOcean Power Technologies Announces Hiring of Jason Weed as Senior Vice President – Commercial SalesJune 4, 2025 | globenewswire.comZacks Initiates Coverage of Ocean Power With Neutral RecommendationMay 30, 2025 | zacks.comOcean Power Technologies Achieves Trusted UMS Operator Certification from AUVSIMay 29, 2025 | nasdaq.comOcean Power Technologies (NASDAQ:OPTT) Shares Pass Above Two Hundred Day Moving Average - Time to Sell?May 29, 2025 | marketbeat.comOcean Power Technologies recognized as AUVSI trusted operatorMay 27, 2025 | proactiveinvestors.comOcean Power Technologies Earns “Trusted Operator” Status in New AUVSI Maritime Certification ProgramMay 27, 2025 | globenewswire.comOcean Power Technologies expands year-round testing to both US coastsMay 22, 2025 | proactiveinvestors.comOcean Power Technologies Completes First WAM-V® 22 Sea Trials at New Jersey Test SiteMay 22, 2025 | quiverquant.comOcean Power Technologies Completes First Sea Trial for WAM-V®s at US Coast Guard Approved Test Site in New JerseyMay 22, 2025 | globenewswire.comOcean Power Technologies (NASDAQ:OPTT) Stock Crosses Above 200 Day Moving Average - What's Next?May 22, 2025 | marketbeat.comThe Zacks Analyst Blog Highlights Visa, AstraZeneca, Shell, Ocean Power Technologies and Wheeler Real Estate Investment TrustMay 21, 2025 | uk.finance.yahoo.comTop Research Reports for Visa, AstraZeneca & ShellMay 20, 2025 | finance.yahoo.comWhy Ocean Power Technologies, Inc.’s (OPTT) Stock Is Down 6.38%May 15, 2025 | aaii.comOcean Power Technologies to Participate in a Fireside Chat on Tuesday, May 6, 2025May 5, 2025 | globenewswire.comOcean Power wins unmanned surface vehicle contract for international defense firmMay 5, 2025 | msn.comOcean Power Technologies wins contract to deliver unmanned vehicles to Allied ForcesMay 5, 2025 | proactiveinvestors.comOcean Power Technologies Awarded Contract to Provide Multiple Unmanned Surface Vehicles for International Defense CustomerMay 5, 2025 | globenewswire.comOcean Power Technologies ships Merrows-enabled PowerBuoy for defence demonstrationMay 1, 2025 | proactiveinvestors.comOcean Power Technologies Ships AI-Capable Merrows™ PowerBuoy®May 1, 2025 | globenewswire.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeAZRE, OPTT, HLGN, and ALCC Company DescriptionsAltC Acquisition NYSE:ALCC$62.02 -0.75 (-1.19%) As of 06/18/2025AltC Acquisition Corp. does not have significant operations. It intends to effect a merger, capital stock exchange, asset acquisition, stock purchase, reorganization, or other business combination with one or more businesses. The company was formerly known as Churchill Capital Corp VIII and changed its name to AltC Acquisition Corp. in February 2021. AltC Acquisition Corp. was incorporated in 2021 and is based in New York, New York.Azure Power Global NYSE:AZREAzure Power Global Limited operates as an independent sustainable energy solutions provider and power producer in India. The company builds and operates grid-scale solar, wind, and hybrid projects; and supplies generated renewable power to government utilities, and independent industrial and commercial customers on long term fixed price contracts. It has total renewable energy portfolio of approximately 7.4 GWs of which approximately 2.9 GWs operational capacity and 4.5 GWs of capacity under construction and in the pipeline. The company was founded in 2008 and is based in New Delhi, India.Heliogen NYSE:HLGN$1.68 -0.02 (-1.18%) As of 10:07 AM EasternHeliogen, Inc., together with its subsidiaries, develops and commercializes concentrated solar energy in the United States. It is developing a modular, AI-enabled, concentrated solar energy plant that will use an array of mirrors to reflect sunlight and capture, concentrate, store and convert it into cost-effective energy on demand. The company offers heliostat fields, and associated control systems, solar receivers, thermal energy storage, and heat engines. Its solutions include carbon-free steam production, a system that produces heat or steam for use in industrial processes; net zero power generation system, a turbine generator with the baseline system, which achieves net-zero emissions in electricity production; and green hydrogen production, and electrolyzer with the baseline system that produces green hydrogen fuel. The company also offers professional services, such as turnkey project construction, project site development, and research and development studies. It serves the food and beverage, mining and mineral processing, oil and gas, transportation, chemicals, cement, and metals manufacturing industries. The company was formerly known as Edison Microgrids, Inc. and changed its name to Heliogen, Inc. in November 2019. The company is headquartered in Pasadena, California.Ocean Power Technologies NASDAQ:OPTT$0.52 -0.03 (-4.80%) As of 01:15 PM Eastern This is a fair market value price provided by Polygon.io. Learn more.Ocean Power Technologies, Inc. develops and commercializes proprietary power platforms that generate electricity by harnessing the renewable energy of ocean waves in North America, South America, Australia, and Asia. It offers PB3 PowerBuoy that generates power for use independent of the power grid in offshore locations. The company also provides Next Generation PowerBuoy; subsea battery systems; and software, controls, sensors, integration services, and marine installation services. In addition, it offers Wave Adaptive Modular Vessel (WAM-V) technology, which enables roaming capabilities for uncrewed maritime systems in waters; leases WAM-V robotics and access information; maritime domain awareness solutions; and strategic consulting services. Further, the company provides offshore data collection, integration, analytics, and real time communication for various applications. It serves public and private entities, and agencies that require remote offshore power. Ocean Power Technologies, Inc. was incorporated in 1984 and is headquartered in Monroe Township, New Jersey. 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